Liquid Level Indicator yellow (Please seek ROVI advice if using this item for the first time)


Categories: Tags: SKU: 15


Please note this product is not suitable for people with pace makers.

One of our best sellers, designed to sit on the side of a cup. 3 metal prongs act as sensors to detect liquid level. The first 2 prongs are longer, making a bleeping noise at first contact and the third, shorter prong, bleeps faster to signal near full.

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